PartsTable
Technical Data Sheet
P312-8 ✓ Verified by PartsTable
CoreParts · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BEARING UNIT,BALL is a CoreParts industrial component. Key specifications include material: STEEL COMP 4037 OVERALL, seal_type: CONTACT, head_style: HEXAGON, base_length: 2.0000 INCHES NOMINAL IN, grip_length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, head_height: 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-116-9044, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
P312-8
NSN: 3130-00-116-9044
FSC: 3130
CAGE: 41337 — KONE INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 4037 OVERALL
seal_typeCONTACT
head_styleHEXAGON
base_length2.0000 INCHES NOMINAL IN
grip_length0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
head_height0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
shank_styleTHREADED SELF-PLUGGING SHANK W/SLEEVE
bore_diameter1.7500 INCHES NOMINAL IN
housing_width7.2500 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness0.8125 INCHES NOMINAL IN
NSN3130-00-116-9044
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: P312-8 · CoreParts ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
MATERIAL: STEEL AND WOOL SEAL
HOUSING WIDTH: 7.2500 INCHES NOMINAL IN
MOUNTING SLOT LENGTH: 0.8312 INCHES NOMINAL IN
ROLLING ELEMENT GROOVE QUANTITY: 1
BASE LENGTH: 2.0000 INCHES NOMINAL IN
SEAL TYPE: CONTACT
BORE DIAMETER: 1.7500 INCHES NOMINAL IN
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL AND WOOL SEAL
HOUSING WIDTH7.2500 INCHES NOMINAL IN
MOUNTING SLOT LENGTH0.8312 INCHES NOMINAL IN
ROLLING ELEMENT GROOVE QUANTITY1
BASE LENGTH2.0000 INCHES NOMINAL IN
SEAL TYPECONTACT
BORE DIAMETER1.7500 INCHES NOMINAL IN
LUBRICATION MATERIALGREASE
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE2.1250 INCHES NOMINAL IN
MATERIALIRON CAST HOUSING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
WC88008Interchangeable
interchangeable cross-reference
interchangeable
P228Interchangeable
interchangeable cross-reference
interchangeable
P312-8Interchangeable
interchangeable cross-reference
interchangeable
7512513P1Interchangeable
interchangeable cross-reference
interchangeable
2D80Interchangeable
interchangeable cross-reference
interchangeable
1004843-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy P312-8?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is P312-8?
P312-8 is a BEARING UNIT,BALL manufactured by CoreParts.
What parts can replace P312-8?
There are 14 known substitutes for P312-8: WC88008, P228, P312-8 and 11 more. Substitute compatibility should be verified for your specific system.
Is P312-8 still available?
P312-8 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — P312-8